<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<p>{{ user.username }}/{{ user.email }}</p>
<p></p>
<p>{{ user }}</p>
<div>{{ person['username'] }} / {{ person.username }}</div>
<h1>中国和美国</h1>
</body>
</html>